Portola Hills Weather Forecast

    • 52
    • 76

    Mostly Sunny

    • 48
    • 72

    Mostly Sunny

    • 45
    • 69

    Sunny

    • 51
    • 68

    Mostly Sunny

    • 55
    • 75

    Mostly Sunny

    • 52
    • 76

    Mostly Sunny

    • 50
    • 69

    Mostly Sunny

Today 1 Dec Orange County Inland

Partly cloudy in the morning. Becoming sunny. Areas of fog in the morning. Local visibility one quarter mile or less at Times in the morning. Highs around 75 towards the coast to 77 to 82 farther inland. Light Winds.

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Portola Hills Temperature Statistics

December Temperature

Corona Airport (13 miles)

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  • Average December

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Climate (2010–Present)

Corona Airport (13 miles)

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  • Average Low 2010–Present

    53.1 °F

  • Average 2010–Present

    65.9 °F

  • Average High 2010–Present

    79.2 °F
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